Jenny has $10. She earns $7, spends $18, earns $4, then spends $8. How many dollars does she have or owe? *
Question
Jenny has 7, spends 4, then spends $8. How many dollars does she have or owe? *
Solution
Jenny starts with $10.
After earning 10 + 17.
After spending 17 - 1. This means she owes $1.
After earning 1 + 3.
After spending 3 - 5.
So, Jenny owes $5.
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